http://video.nytimes.com/video/2012/01/25/business/100000001313019/made-in-china.html By CHARLES DUHIGG and DAVID BARBOZA - Published: January 25, 2012 Color China Photo, via Associated Press An explosion last May at a Foxconn factory in Chengdu, China, killed four people and injured 18. It built iPads.   A JOB TURNS DEADLY Aluminum dust from polishing iPads caused the blast at Foxconn's plant in … Continue reading Safety Overseas Series: “In China, Human Costs Are Built Into an iPad”